aspeed/adc: Add AST2700 support

AST2700 and AST2600 ADC controllers are identical.
Introduce ast2700 class and set 2 engines.

Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>

hw/adc/aspeed_adc.c

@@ -398,6 +398,15 @@ static void aspeed_1030_adc_class_init(ObjectClass *klass, void *data)
     aac->nr_engines = 2;
 }
 
+static void aspeed_2700_adc_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+    AspeedADCClass *aac = ASPEED_ADC_CLASS(klass);
+
+    dc->desc = "ASPEED 2700 ADC Controller";
+    aac->nr_engines = 2;
+}
+
 static const TypeInfo aspeed_adc_info = {
     .name = TYPE_ASPEED_ADC,
     .parent = TYPE_SYS_BUS_DEVICE,
@@ -430,6 +439,12 @@ static const TypeInfo aspeed_1030_adc_info = {
     .class_init = aspeed_1030_adc_class_init, /* No change since AST2600 */
 };
 
+static const TypeInfo aspeed_2700_adc_info = {
+    .name = TYPE_ASPEED_2700_ADC,
+    .parent = TYPE_ASPEED_ADC,
+    .class_init = aspeed_2700_adc_class_init,
+};
+
 static void aspeed_adc_register_types(void)
 {
     type_register_static(&aspeed_adc_engine_info);
@@ -438,6 +453,7 @@ static void aspeed_adc_register_types(void)
     type_register_static(&aspeed_2500_adc_info);
     type_register_static(&aspeed_2600_adc_info);
     type_register_static(&aspeed_1030_adc_info);
+    type_register_static(&aspeed_2700_adc_info);
 }
 
 type_init(aspeed_adc_register_types);

include/hw/adc/aspeed_adc.h

@@ -18,6 +18,7 @@
 #define TYPE_ASPEED_2500_ADC TYPE_ASPEED_ADC "-ast2500"
 #define TYPE_ASPEED_2600_ADC TYPE_ASPEED_ADC "-ast2600"
 #define TYPE_ASPEED_1030_ADC TYPE_ASPEED_ADC "-ast1030"
+#define TYPE_ASPEED_2700_ADC TYPE_ASPEED_ADC "-ast2700"
 OBJECT_DECLARE_TYPE(AspeedADCState, AspeedADCClass, ASPEED_ADC)
 
 #define TYPE_ASPEED_ADC_ENGINE "aspeed.adc.engine"